There's no law that says a person has to have a good reason to dislike someone else. I can dislike someone for something that isn't their fault or even for completely arbitrary reasons.
On liking people
Trying stuff is cheaper than deciding whether to try it.
From Shtetl-Optimized: Why do we, as a society, provide food stamps for the hungry but not sex stamps for the celibate? Discuss:
I don't plan to delete my LJ (I paid for permanent status, dammit), but this will be the last post. I don't plan to read it anymore, either…